157211385

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{2239}}^1$

素因数の和:2429

約数の個数: 32

約数和(自身を含む): 261488640

約数和(自身を除く): 104277255

約数列:

[1, 3, 5, 15, 31, 93, 151, 155, 453, 465, 755, 2239, 2265, 4681, 6717, 11195, 14043, 23405, 33585, 69409, 70215, 208227, 338089, 347045, 1014267, 1041135, 1690445, 5071335, 10480759, 31442277, 52403795, 157211385]

約数ペア:

[(1, 157211385), (3, 52403795), (5, 31442277), (15, 10480759), (31, 5071335), (93, 1690445), (151, 1041135), (155, 1014267), (453, 347045), (465, 338089), (755, 208227), (2239, 70215), (2265, 69409), (4681, 33585), (6717, 23405), (11195, 14043)]